﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace 一对多关系_单向导航
{
    public class Leave
    {
        public long Id { get; set; }
        public User Requester { get; set; } //申请人
         public User? Approver { get; set; } //审批人
        public DateTime From { get; set; }
        public DateTime To { get; set; }
    }
}
